linux-kernel - Re: [PATCH 1/1] arm64: mm: add config options for page table configuration

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Message-ID: <20161209105722.GD11767@arm.com>
Date:   Fri, 9 Dec 2016 10:57:22 +0000
From:   Will Deacon <will.deacon@....com>
To:     Scott Branden <scott.branden@...adcom.com>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
        BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>,
        Olof Johansson <olof@...om.net>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/1] arm64: mm: add config options for page table
 configuration

On Thu, Dec 08, 2016 at 11:33:39AM -0800, Scott Branden wrote:
> Since I currently have your attention:  I do think there is fundamental bug
> in the ARM64 mm implementation.  If you look at /sys/devices/system/memory
> it only shows the last memoryX section created after init.

That directory doesn't seem to exist on my arm64 systems. Do I have to
enable something specific in the .config?

Will